Ecological fallacy in COVID-19 epidemiological inference: Influenza vaccination rate as an example

• Yi-Chu Chen,
• Patrick Chow-In Ko,
• Wen-Chung Lee,
• Wan-Ching Lien

Affiliations

Yi-Chu Chen

Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan; Department of Nursing, Fu-Jen Catholic University, New Taipei City, Taiwan

Patrick Chow-In Ko

Department of Emergency Medicine, National Taiwan University Hospital, Taipei, Taiwan; Department of Emergency Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan

Wen-Chung Lee

Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan; Innovation and Policy Center for Population Health and Sustainable Environment, College of Public Health, National Taiwan University, Taipei, Taiwan

Wan-Ching Lien

Corresponding author. Department of Emergency Medicine, National Taiwan University Hospital and National Taiwan University, No.7, Chung-Shan South Road, Taipei 100, Taiwan. Fax: +886 2 23223150.; Department of Emergency Medicine, National Taiwan University Hospital, Taipei, Taiwan; Department of Emergency Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan